.number{
    background: white;    
}
.tab{
    height: 170px;
    width: 1000px;
    background: #f7f7f7;
    margin-left: auto;
    margin-right: auto;
    padding: 1px; 
    margin-bottom: 20px;
    border: 1px solid #dfdfdf;                                                                
}
.sort,.type,.texture{
    width:1000px;
    height: 25px;
    margin-left: auto;
    margin-right: auto;                   
}               
.tab ul{
    float:left;
    width:100%;
    padding-top:15px;                   
    margin:0;
    list-style-type:none;                                                   
}
.tab ul>li{
    overflow: auto;
    float: left;
    border: 1px solid transparent;
}
.tab ul>li:hover{
    border: 1px solid orange;
}
.tab a{
    float:left;              
    width:4em;
    text-decoration:none;
    text-align: center;
    font-size: 18px;
    color: #5d5d5d;                   
}
.tab a:hover{
    background-color: white ;                    
}
.A a{
    color:#1ABEBF;
}